Finding the Fourth Proportional to 11,893,398.24, 16,411,497.16 and 6,997,543.60
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Solution
The fourth proportional to 11,893,398.24, 16,411,497.16 and 6,997,543.60 is: 9,655,790.94
Step by Step Solution
- Step 1: Write the proportion equation
11,893,398.24 : 16,411,497.16 = 6,997,543.60 : x - Step 2: Convert to fraction form
11,893,398.24/16,411,497.16 = 6,997,543.60/x - Step 3: Cross multiply
11,893,398.24x = 16,411,497.16 × 6,997,543.60 - Step 4: Simplify right side
11,893,398.24x = 114,840,166,918,376.17 - Step 5: Solve for x
x = 114,840,166,918,376.17/11,893,398.24 - Step 6: Final answer
x = 9,655,790.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.